1 files changed, 33 insertions, 0 deletions
diff --git a/rust-book/crates/src/lib.rs b/rust-book/crates/src/lib.rs
new file mode 100755
index 0000000..5cf1d97
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+++ b/rust-book/crates/src/lib.rs
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+//! # Art
+//!
+//! A library for modeling artistic concepts.
+
+pub use kinds::PrimaryColor;
+pub use kinds::SecondaryColor;
+pub use utils::mix;
+
+pub mod kinds {
+    /// The primary colors according to the RYB color model.
+    pub enum PrimaryColor {
+        Red,
+        Yellow,
+        Blue,
+    }
+
+    /// The secondary colors according to the RYB color model.
+    pub enum SecondaryColor {
+        Orange,
+        Green,
+        Purple,
+    }
+}
+
+pub mod utils {
+    use crate::kinds::*;
+
+    /// Combines two primary color in equal amounts to create 
+    /// a secondary color.
+    pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
+        SecondaryColor::Green
+    }
+}